The Number

78242

Seventy-Eight Thousand Two Hundred and Forty-Two

In Base 21 Unovigesimal Is

898h21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Seventy-Eight Thousand Two Hundred and Forty-Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

78239
898e21
Seventy-Eight Thousand Two Hundred and Thirty-Nine in Base 21 Unovigesimal
78240
898f21
Seventy-Eight Thousand Two Hundred and Forty in Base 21 Unovigesimal
78241
898g21
Seventy-Eight Thousand Two Hundred and Forty-One in Base 21 Unovigesimal
78243
898i21
Seventy-Eight Thousand Two Hundred and Forty-Three in Base 21 Unovigesimal
78244
898j21
Seventy-Eight Thousand Two Hundred and Forty-Four in Base 21 Unovigesimal
78245
898k21
Seventy-Eight Thousand Two Hundred and Forty-Five in Base 21 Unovigesimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

7.8242e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002a439dc734kc721

The reciprocal of 78242 in Base 21 Unovigesimal.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 898h21 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Seventy-eight thousand two hundred and forty-two is a composite number with 16 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Seventy-eight thousand two hundred and forty-two is a composite number with 16 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number seventy-eight thousand two hundred and forty-two has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
19
j21
Nineteen in Base 21 Unovigesimal
29
1821
Twenty-Nine in Base 21 Unovigesimal
71
3821
Seventy-One in Base 21 Unovigesimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

2211 · j211 · 18211 · 38211 = 898h21

Base Conversions

The number seventy-eight thousand two hundred and forty-two in 35 different bases